1453809960 has 96 divisors (see below), whose sum is σ = 4736160000. Its totient is φ = 386757504.

The previous prime is 1453809943. The next prime is 1453809977. The reversal of 1453809960 is 699083541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1453809943) and next prime (1453809977).

It is a super-2 number, since 2×1453809960² = 4227126799590403200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153441 + ... + 162639.

It is an arithmetic number, because the mean of its divisors is an integer number (49335000).

Almost surely, 2^1453809960 is an apocalyptic number.

1453809960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1453809960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2368080000).

1453809960 is an abundant number, since it is smaller than the sum of its proper divisors (3282350040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1453809960 is a wasteful number, since it uses less digits than its factorization.

1453809960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9655 (or 9648 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 1453809960 is about 38128.8599357495. The cubic root of 1453809960 is about 1132.8416640869.

The spelling of 1453809960 in words is "one billion, four hundred fifty-three million, eight hundred nine thousand, nine hundred sixty".